ath/ath9k/gpio.c

25 static void ath_fill_led_pin(struct ath_softc *sc)
27 	struct ath_hw *ah = sc->sc_ah;
54 	struct ath_softc *sc = container_of(led_cdev, struct ath_softc, led_cdev);
57 	if (sc->sc_ah->config.led_active_high)
60 	ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, val);
63 void ath_deinit_leds(struct ath_softc *sc)
65 	if (!sc->led_registered)
68 	ath_led_brightness(&sc->led_cdev, LED_OFF);
69 	led_classdev_unregister(&sc->led_cdev);
71 	ath9k_hw_gpio_free(sc->sc_ah, sc->sc_ah->led_pin);
74 void ath_init_leds(struct ath_softc *sc)
78 	if (AR_SREV_9100(sc->sc_ah))
81 	ath_fill_led_pin(sc);
84 		sc->led_cdev.default_trigger =
85 			ieee80211_get_radio_led_name(sc->hw);
87 	snprintf(sc->led_name, sizeof(sc->led_name),
88 		"ath9k-%s", wiphy_name(sc->hw->wiphy));
89 	sc->led_cdev.name = sc->led_name;
90 	sc->led_cdev.brightness_set = ath_led_brightness;
92 	ret = led_classdev_register(wiphy_dev(sc->hw->wiphy), &sc->led_cdev);
96 	sc->led_registered = true;
104 static bool ath_is_rfkill_set(struct ath_softc *sc)
106 	struct ath_hw *ah = sc->sc_ah;
109 	ath9k_ps_wakeup(sc);
112 	ath9k_ps_restore(sc);
119 	struct ath_softc *sc = hw->priv;
120 	bool blocked = !!ath_is_rfkill_set(sc);
125 void ath_start_rfkill_poll(struct ath_softc *sc)
127 	struct ath_hw *ah = sc->sc_ah;
130 		wiphy_rfkill_start_polling(sc->hw->wiphy);
142 static void ath_detect_bt_priority(struct ath_softc *sc)
144 	struct ath_btcoex *btcoex = &sc->btcoex;
145 	struct ath_hw *ah = sc->sc_ah;
147 	if (ath9k_hw_gpio_get(sc->sc_ah, ah->btcoex_hw.btpriority_gpio))
156 			ath_dbg(ath9k_hw_common(sc->sc_ah), BTCOEX,
161 			ath_dbg(ath9k_hw_common(sc->sc_ah), BTCOEX,
171 static void ath_mci_ftp_adjust(struct ath_softc *sc)
173 	struct ath_btcoex *btcoex = &sc->btcoex;
175 	struct ath_hw *ah = sc->sc_ah;
181 				(sc->rx.num_pkts < ATH_BTCOEX_STOMP_FTP_THRESH);
185 		sc->rx.num_pkts = 0;
196 	struct ath_softc *sc = from_timer(sc, t, btcoex.period_timer);
197 	struct ath_hw *ah = sc->sc_ah;
198 	struct ath_btcoex *btcoex = &sc->btcoex;
203 	spin_lock_irqsave(&sc->sc_pm_lock, flags);
204 	if (sc->sc_ah->power_mode == ATH9K_PM_NETWORK_SLEEP) {
206 		spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
209 	spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
211 	ath9k_ps_wakeup(sc);
215 		ath9k_mci_update_rssi(sc);
216 		ath_mci_ftp_adjust(sc);
220 		ath_detect_bt_priority(sc);
244 	ath9k_ps_restore(sc);
257 	struct ath_softc *sc = from_timer(sc, t, btcoex.no_stomp_timer);
258 	struct ath_hw *ah = sc->sc_ah;
259 	struct ath_btcoex *btcoex = &sc->btcoex;
261 	ath9k_ps_wakeup(sc);
273 	ath9k_ps_restore(sc);
276 static void ath_init_btcoex_timer(struct ath_softc *sc)
278 	struct ath_btcoex *btcoex = &sc->btcoex;
296 void ath9k_btcoex_timer_resume(struct ath_softc *sc)
298 	struct ath_btcoex *btcoex = &sc->btcoex;
299 	struct ath_hw *ah = sc->sc_ah;
321 void ath9k_btcoex_timer_pause(struct ath_softc *sc)
323 	struct ath_btcoex *btcoex = &sc->btcoex;
324 	struct ath_hw *ah = sc->sc_ah;
336 void ath9k_btcoex_stop_gen_timer(struct ath_softc *sc)
338 	struct ath_btcoex *btcoex = &sc->btcoex;
343 u16 ath9k_btcoex_aggr_limit(struct ath_softc *sc, u32 max_4ms_framelen)
345 	struct ath_btcoex *btcoex = &sc->btcoex;
346 	struct ath_mci_profile *mci = &sc->btcoex.mci;
349 	if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_MCI) && mci->aggr_limit)
358 void ath9k_btcoex_handle_interrupt(struct ath_softc *sc, u32 status)
361 		ath_mci_intr(sc);
364 void ath9k_start_btcoex(struct ath_softc *sc)
366 	struct ath_hw *ah = sc->sc_ah;
379 	ath9k_btcoex_timer_resume(sc);
382 void ath9k_stop_btcoex(struct ath_softc *sc)
384 	struct ath_hw *ah = sc->sc_ah;
390 	ath9k_btcoex_timer_pause(sc);
394 		ath_mci_flush_profile(&sc->btcoex.mci);
397 void ath9k_deinit_btcoex(struct ath_softc *sc)
399 	struct ath_hw *ah = sc->sc_ah;
402 		ath_mci_cleanup(sc);
408 			ath9k_hw_btcoex_deinit(sc->sc_ah);
412 int ath9k_init_btcoex(struct ath_softc *sc)
415 	struct ath_hw *ah = sc->sc_ah;
420 	switch (ath9k_hw_get_btcoex_scheme(sc->sc_ah)) {
424 		ath9k_hw_btcoex_init_2wire(sc->sc_ah);
427 		ath9k_hw_btcoex_init_3wire(sc->sc_ah);
428 		ath_init_btcoex_timer(sc);
429 		txq = sc->tx.txq_map[IEEE80211_AC_BE];
430 		ath9k_hw_init_btcoex_hw(sc->sc_ah, txq->axq_qnum);
433 		ath_init_btcoex_timer(sc);
435 		sc->btcoex.duty_cycle = ATH_BTCOEX_DEF_DUTY_CYCLE;
436 		INIT_LIST_HEAD(&sc->btcoex.mci.info);
439 		r = ath_mci_setup(sc);
452 static int ath9k_dump_mci_btcoex(struct ath_softc *sc, u8 *buf, u32 size)
454 	struct ath_btcoex *btcoex = &sc->btcoex;
456 	struct ath_hw *ah = sc->sc_ah;
497 static int ath9k_dump_legacy_btcoex(struct ath_softc *sc, u8 *buf, u32 size)
500 	struct ath_btcoex *btcoex = &sc->btcoex;
511 int ath9k_dump_btcoex(struct ath_softc *sc, u8 *buf, u32 size)
513 	if (ath9k_hw_mci_is_enabled(sc->sc_ah))
514 		return ath9k_dump_mci_btcoex(sc, buf, size);
516 		return ath9k_dump_legacy_btcoex(sc, buf, size);